From patchwork Thu Apr 14 19:17:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Boris BREZILLON X-Patchwork-Id: 8859091 Return-Path: X-Original-To: patchwork-linux-rockchip@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id DABD8BF4C7 for ; Fri, 15 Apr 2016 21:00:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 21DCB20279 for ; Fri, 15 Apr 2016 21:00:19 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 44F4D202A1 for ; Fri, 15 Apr 2016 21:00:18 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1arAqf-0004Kp-VL; Fri, 15 Apr 2016 21:00:17 +0000 Received: from down.free-electrons.com ([37.187.137.238] helo=mail.free-electrons.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aqmn4-0004qG-Cm; Thu, 14 Apr 2016 19:19:03 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id A599F20D9; Thu, 14 Apr 2016 21:18:57 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost.localdomain (LFbn-1-2159-240.w90-76.abo.wanadoo.fr [90.76.216.240]) by mail.free-electrons.com (Postfix) with ESMTPSA id E17FB25E; Thu, 14 Apr 2016 21:18:38 +0200 (CEST) From: Boris Brezillon To: Thierry Reding , linux-pwm@vger.kernel.org Subject: [PATCH v5 24/24] pwm: add information about polarity, duty cycle and period to debugfs Date: Thu, 14 Apr 2016 21:17:44 +0200 Message-Id: <1460661464-11216-25-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1460661464-11216-1-git-send-email-boris.brezillon@free-electrons.com> References: <1460661464-11216-1-git-send-email-boris.brezillon@free-electrons.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160414_121859_096788_68A2771F X-CRM114-Status: GOOD ( 12.20 ) X-Spam-Score: -2.9 (--) X-Mailman-Approved-At: Fri, 15 Apr 2016 13:58:41 -0700 X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Milo Kim , Kamil Debski , Heiko Stuebner , linux-doc@vger.kernel.org, Mike Turquette , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Alexandre Belloni , Daniel Vetter , Stephen Barber , Lee Jones , linux-clk@vger.kernel.org, linux-leds@vger.kernel.org, Boris Brezillon , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Alexander Shiyan , Jonathan Corbet , Robert Jarzmik , lm-sensors@lm-sensors.org, linux-rockchip@lists.infradead.org, Chen-Yu Tsai , Tomi Valkeinen , linux-input@vger.kernel.org, Jean-Christophe Plagniol-Villard , intel-gfx@lists.freedesktop.org, Guenter Roeck , Caesar Wang , Jean Delvare , Joachim Eastwood , Bryan Wu , Jani Nikula , Doug Anderson , Mark Brown , Jacek Anaszewski , linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Ryan Mallon , Jingoo Han , Dmitry Torokhov , Stephen Boyd , Liam Girdwood , Hartley Sweeten , Richard Purdie , Kukjin Kim , Maxime Ripard Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Heiko Stübner The pwm-states make it possible to also output the polarity, duty cycle and period information in the debugfs pwm summary-outout. This makes it easier to gather overview information about pwms without needing to walk through the sysfs attributes of every pwm. Signed-off-by: Heiko Stuebner Signed-off-by: Boris Brezillon --- drivers/pwm/core.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index aefffcf..9f4e97e 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -959,6 +959,11 @@ static void pwm_dbg_show(struct pwm_chip *chip, struct seq_file *s) if (state.enabled) seq_puts(s, " enabled"); + seq_printf(s, " period:%uns", state.period); + seq_printf(s, " duty:%uns", state.duty_cycle); + seq_printf(s, " polarity:%s", + state.polarity ? "inverse" : "normal"); + seq_puts(s, "\n"); } }